Methylenebis(dichlorophenol)

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synthesis and applications

… reacts with 2,4-dichlorophenol to form methylenebis(dichlorophenol), used as a mothproofing agent, an antiseptic, and a seed disinfectant; 2,4-dichlorophenol, with chloroacetic acid, forms 2,4-dichlorophenoxyacetic acid (2,4-D), a weed killer.